<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			*{
				margin: 0;
				padding: 0;
			}
			#d1{
				border: 1px solid red;
			}
			#d2{
				margin: 5px 1px 40px;
				border: 1px solid gold;
				text-align: center;
			}
		</style>
	</head>
	<body>
		<div id="d1">
			你好，里欢迎
		</div>
		<div id="d2">
			We change lives
		</div>
		<div id="d3" style="border:1px solid red;">
			We change lives
		</div>
	</body>
</html>